Chapter 1 Flashcards
From chapter 1
What is the scientific study of disease called?
Pathology
Pathology developed during the 1800s.
Who believed that understanding disease required close examination of affected body cells?
Rudolf Virchow
Virchow emphasized the importance of cellular examination in understanding diseases.
What significant discovery did Crawford Long and William T. G. Morton make in the 1840s?
Ether gas as an anesthetic
They independently discovered that ether could safely put patients to sleep during surgery.
By the end of the 1800s, what had researchers discovered regarding infectious diseases?
Bacteria and other microbes responsible for diseases
This included cholera, diphtheria, and tuberculosis.
Who invented a method for determining which bacteria cause particular diseases?
Robert Koch
Koch’s method helped to identify germs linked to specific diseases.
What theory did Louis Pasteur and Robert Koch establish?
The microbial, or germ, theory of disease
This theory states that certain kinds of microbes cause disease.
What did Edward Jenner discover?
A safe method of making people immune to smallpox
Jenner’s discovery led to the first officially recorded vaccination.
What did Anton van Leeuwenhoek study using a microscope?
Organisms invisible to the naked eye
He discovered certain microbes that are now known as microorganisms.
What did William Harvey prove about blood circulation?
Continuous circulation of blood
Harvey’s work established the understanding of blood flow within a contained system.
What key factor did Aselli discover related to cancer?
Lymphatic drainage
This discovery was significant for developing surgical techniques for cancer treatment.
True or False: The success of Jenner’s experiment initiated the science of immunology.
True
Jenner’s work on smallpox vaccination laid the foundation for immunology.
Fill in the blank: Louis Pasteur proved that certain kinds of microbes cause _______.
disease
Pasteur’s experiments were pivotal in establishing the germ theory.
What did hospitals pay little attention to before the mid-1800s?
Cleanliness and hygiene in surgical practices.
Who was convinced by Pasteur’s work that germs caused surgical wound infections?
Joseph Lister.
What method did Joseph Lister introduce in 1865 to sterilize surgical wounds?
The use of carbolic acid as a disinfectant.
What technique replaced Lister’s method for preventing infections?
Aseptic technique, which involves keeping germs away from surgical wounds.
What innovations were introduced to improve surgical practices?
Surgical gowns, rubber gloves, masks, and steam sterilization.
What discovery did Wilhelm Roentgen make in 1895?
The discovery of X-rays, allowing doctors to see inside the human body.
What did Pierre and Marie Curie discover in 1898?
The element radium, which became a powerful weapon against cancer.
Who introduced chemotherapy around 1910?
Paul Ehrlich.
What did Sir Alexander Fleming discover in 1928?
The germ-killing power of the mold Penicillium.